/*
 * Copyright 2023 devaper
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.github.devaper.pigeon.handler.argument

import io.github.devaper.pigeon.handler.method.*
import io.github.devaper.pigeon.request.*
import java.util.*

class ArgumentHandlerComposite(argumentHandlers: List<ArgumentHandler>) : ArgumentHandler {

    private val argumentHandlers = LinkedList(argumentHandlers)

    // 这里的 parameterIndex 随便给个值就行, 真正的index在方法内部处理
    override fun handle(
        methodHandler: AbstractHttpMethodHandler,
        parameterIndex: Int,
        arguments: Array<out Any?>,
        requestTemplate: RequestTemplate
    ) {
        if (argumentHandlers.isNotEmpty()) {
            argumentHandlers.forEachIndexed { index, argumentHandler ->
                argumentHandler.handle(
                    methodHandler = methodHandler,
                    parameterIndex = index,
                    arguments = arguments,
                    requestTemplate = requestTemplate
                )
            }
        }
    }
}